OT-2026-000052252
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000052252) never changes.
Identity and time
| Publication number | OT-2026-000052252 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-78d6-8374-2811e842cdfa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052252 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc778b635c737c39de393203f0a0beed9b9cd34a48ad1dfdb56b72d1140c1640 |
|---|---|
| Markdown | 8743c2afd42f41d67bcb52bda8b4d4d63eab62c40f76d40c2e2693633c427e3d |
| Publication page | 9bf5a2beb5b126b241d6d866253576c5cf60b69551adceb814652bb49f653f43 |
| Manifest | 0b37d69526f1a6cd4a786f9d03cabec2336d356088d8e65f846d27605296d843 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | XEI4DK7krBTf/IIrs53+Vk56AWRA2K18utelQdM28y7E/gBYaEOAD5mninL6rvPk95wv09uDLTH7SJTRSpKVCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:50.088864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052252observed 9bf5a2beb5b126b241d6d866253576c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:50.069790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052252/manifest.jsonobserved 0b37d69526f1a6cd4a786f9d03cabec2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:50.050979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052252/publication.mdobserved 8743c2afd42f41d67bcb52bda8b4d4d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:50.031209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052252/publication.txtobserved bc778b635c737c39de393203f0a0beed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|